Where does “merthyradur” come from?

merthyradur (Welsh) comes from Welsh merthyr, from Middle Welsh merthyr, from Proto-Brythonic *merθɨr, from Latin martyr, from Ancient Greek μάρτυρ, from Ancient Greek μάρτυς — witness; martyr.

merthyradur (Welsh): martyrology (calendar or register of martyrs)

Definitions

  1. martyrology (calendar or register of martyrs)

Ancestry of “merthyradur”, step by step

StepLanguageWordMeaning
1Welshmerthyrmartyr
2Middle Welshmerthyr—
3Proto-Brythonic*merθɨrmartyr
4Latinmartyrmartyr, especially a Christian martyr
5Ancient GreekμάρτυρAeolic form of μᾰ́ρτῠς
6Ancient Greekμάρτυςwitness; martyr
Every word from Ancient Greek μάρτυς →Every word from Ancient Greek μάρτυρ →Every word from Latin martyr →